21033321322201 has 8 divisors (see below), whose sum is σ = 21070967472000. Its totient is φ = 20995677562080.

The previous prime is 21033321322141. The next prime is 21033321322213. The reversal of 21033321322201 is 10222312333012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21033321322201 - 2¹⁹ = 21033320797913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21033321322241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17512396 + ... + 18674866.

It is an arithmetic number, because the mean of its divisors is an integer number (2633870934000).

Almost surely, 2^{21033321322201} is an apocalyptic number.

It is an amenable number.

21033321322201 is a deficient number, since it is larger than the sum of its proper divisors (37646149799).

21033321322201 is a wasteful number, since it uses less digits than its factorization.

21033321322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194839.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 21033321322201 its reverse (10222312333012), we get a palindrome (31255633655213).

The spelling of 21033321322201 in words is "twenty-one trillion, thirty-three billion, three hundred twenty-one million, three hundred twenty-two thousand, two hundred one".